/*
#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin >> n;
	cout << n;
	return 0;
} 
*/
/*
class Solution {
public:
    void rotate(vector<int>& nums, int k) {
        int n = nums.size();
        vector<int> newArr(n);
        for (int i = 0; i < n; ++i) {
            newArr[(i + k) % n] = nums[i];
        }
        nums.assign(newArr.begin(), newArr.end());
    }
};
*/
